§ 52.672 Approval of plans.
(a) Carbon Monoxide. (1) EPA approves as a revision to the Idaho State Implementation Plan, the Limited Maintenance Plan for the Northern Ada County Carbon Monoxide Not-Classified Nonattainment Area, submitted by the State on January 17, 2002.
(2) EPA approves as a revision to the Idaho State Implementation Plan, the Northern Ada County Air Quality Maintenance Area Second 10-year Carbon Monoxide Limited Maintenance Plan submitted by the State on February 10, 2011.
(b) Lead. [Reserved]
(c) Nitrogen Dioxide. [Reserved]
(d) Ozone. [Reserved]
(e) Particulate Matter. (1) EPA approves as a revision to the Idaho State Implementation Plan, the Northern Ada County PM10 SIP Maintenance Plan, adopted by the State on September 26, 2002.